










β‘ Clamp, Test, Conquer β Power Your Precision!
The Klein Tools CL390 Digital Clamp Meter is a professional-grade, auto-ranging tester designed for accurate AC/DC current measurement up to 400 amps using True RMS technology. Featuring a high-visibility reverse contrast LCD, integrated non-contact voltage tester, magnetic hanger, and comprehensive multi-parameter testing capabilities, it ensures hands-free convenience and reliable performance. Certified to CATIII 600V standards with double insulation, itβs the ultimate tool for electricians and technicians demanding precision and safety.






| Manufacturer | Klein Tools |
| Part Number | CL390 |
| Product Dimensions | 21.46 x 8.92 x 3.84 cm; 235.87 g |
| Batteries | 1 AAA batteries required. (included) |
| Item model number | CL390 |
| Size | 1.6'' (4.1 cm) |
| Colour | Black |
| Style | 400A AC/DC Current |
| Material | ABS/Electronics |
| Pattern | Clamp Meter |
| Power Source | Battery Powered |
| Item Package Quantity | 1 |
| Certification | CE, CATIII 600V, Class 2, Double Insulation |
| Special Features | Automatically Ranging True Root Mean Squared (TRMS) Measurement Technology for Accuracy; AC/DC Current Measurement; High Visibility Reverse Contrast LCD; NCVT |
| Included Components | Clamp Meter, Carrying Case, Instructions, Test Leads, Thermocouple, and Batteries |
| Batteries included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |
| Item Weight | 236 g |
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